The offset barrel-shape wound spring changes the load path through the suspension, allowing the spring's axis to come in line with the kingpin instead of the strut, reducing lateral load on the upper strut bearing.

If your trucks feel too tight or too loose grab your wrench and adjust them by turning the nut on the kingpin (if you have Grind Kings, you'll need to use an Allen key to tighten them).

2A person or thing that is essential to the success of an organization or operation:the kingpins of the television industry